User activation
If you are a new user of IRT, you are asked to provide the UAC the first time you choose a study on the Application page.
You must provide the following information:
- User Authentication Code (UAC)—The UAC is on the User Authentication Form that is emailed to you. Open the attached PDF to find the UAC.
- Site ID—A unique ID for the site to which you are assigned (if you are a site user).
- Depot ID—A unique ID for the depot to which you are assigned (if you are a depot user).
- Study Code—A unique three digit study phone code.
- User ID—A unique ID for the user.



